A suspected illegal immigrant is understood to have walked almost the entire length of the 31-mile (50km) Channel tunnel from France before being apprehended by Kent police close to the tunnel exit at Folkestone.

The man, who is a Sudanese national, was detected inside the tunnel less than 1km from the Folkestone terminal at 6.13pm on Tuesday.

Kent police said in a statement: “Kent police officers investigating an incident where a man was located in the Channel tunnel near to its exit at the Folkestone terminal at 6.13pm on 4 August have charged a man.read more